diff --git a/.gitattributes b/.gitattributes
index fca4ca9..4c8b820 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -82,7 +82,6 @@ doc/UsingF.html -text
 doc/collision_6.png -text
 doc/collision_6.s.png -text
 doc/h5part.html -text
-doc/hdf5.pdf -text
 doc/layout.png -text
 /install-sh -text
 /license.txt -text
diff --git a/doc/hdf5.pdf b/doc/hdf5.pdf
deleted file mode 100644
index 29318d1..0000000
Binary files a/doc/hdf5.pdf and /dev/null differ